In the dynamic world of eyewear manufacturing, delivering products that blend style with reliable performance is of paramount importance. Manufacturers strive to meet the needs of their customers while achieving compliance with rigorous safety standards. As an indispensable part of quality control, eyewear testing emerges as a critical tool for manufacturers looking to sell eyewear in any market. In this blog post, we'll explain why eyewear testing is crucial to ensuring your products' performance, safety, and regulatory compliance.
Eyewear testing is a vital step for every kind of eyewear product, as it helps make sure the product meets customer expectations of performance and safety, and meets international regulatory and industry standards. Here are 5 reasons manufacturers should put their products through rigorous eyewear testing.
Eyewear laboratory testing regulations are in place to ensure that all glasses products are of high quality, meet industry standards, and do not pose any health or safety threats to their users. As a manufacturer, complying with these regulations not only ensures you can sell your product in your destination market, but also reduces the risk of recalls, increases the integrity of your products, and gives assurance to your consumers that you are serious about their safety. Working with accredited laboratory experts helps you ensure you’re getting the right tests to achieve compliance.
Eyewear testing can help ensure compliance with a wide variety of international standards, including:
Eyewear-related Standards | International / European Standards | Australia / New Zealand | USA National Standards | China, Canada, other standards |
Spectacle frames | ISO 12870 EN ISO 12870 | AS/NZS ISO 12870 | ANSI Z80.5 | GB/T 14214 JIS B 7285 |
Spectacle lenses | ISO 14889 EN ISO14889 ISO 21987 EN ISO 21987 | AS/NZS ISO 14889 AS/NZS ISO 21987 | ANSI Z80.1 | GB/T 13511.1 GB/T 13511.2 (mounted) GB 10810.1 GB 10810.2 GB 10810.3 |
Reading glasses | ISO 16034 EN 14139 | AS/NZS ISO 16034 | ANSI Z80.31 | GB 10810.1 GB/T 13511.3 |
Sunglasses | ISO 12312.1 | AS/NZS 1067.1 | ANSI Z80.3 | GB 39522.1 China CNS 15067Taiwan |
Ski goggles | EN 174 ISO 18527-1 (mandatory and will replace EN 174 in Nov 2024) | AS/NZS 18527-1 | ASTM F659 | GB/T 40047 |
Eye protectors | EN 166 EN1731 ISO 16321-1 (mandatory and will replace EN 166 in Nov 2024) ISO 16321-2 ISO 16321-3 | AS/NZS 1337.1 AS/NZS 1337.6 (Rx use) | ANSI / ISEA Z87.1 | GB/T 14866 GB 32166.1 CSA Z94.3 JIS T 8141 / JIS T 8147 |
Sport use Goggles | EN 13178 snowmobile EN 1938 Motorcycle ISO 18527-2 for squash & racquetball ISO 18527-3 for swimming | AS/NZS 18527-2 for squash & racquetball AS/NZS 18527-3 swimming | ASTM F803 ASTM F3077 ASTM F2713 ASTM F2812 | JIS 7301 Swimming QB/T 4734 Swimming |
Nickel release and other relevant chemical tests | ISO/TS 24348 EN16128 GB/T 38009 | - | CPSIA requirements Total Lead Total Cadmium | - |
If a product defect or operational failure is discovered and leads to injury or harm to a user, the manufacturer may face costly litigation or recalls. Adopting and adhering to eyewear laboratory testing protects a company from these liabilities and the time and costs of product recalls.
For example, an eyewear defect that could lead to recalls or legal issues is the use of substandard materials in the frame, which may cause the frame to break easily under normal usage conditions. This could potentially result in the lenses dislodging from the frame and causing injury to the wearer's eyes or face. By identifying weak or substandard materials during testing, manufacturers can make necessary changes to the frame design or choose more appropriate materials or designs before mass production, ultimately preventing product recalls and potential legal disputes.
An unrevealed flaw or defect in a glasses product may lead to accidents, injuries, and in serious cases, fatalities. For example, safety glasses are used in a variety of workplaces to protect workers eyes from exposure to hazardous substances and physical damage. If the eyewear product is defective or low-quality, it leaves the wearer at risk. Laboratory testing assists in identifying potential flaws in the glasses product so that they can be corrected before the glasses go to market. This process reduces the risk of injury and ensures the safety of the consumer, which in turn, promotes customer loyalty and brand credibility.
Eyewear laboratory testing measures the quality and functionality of glasses products. It examines the strength, durability, impact resistance, and more of lenses, frames, hinges, nose pads, and every other part of the glasses. Knowing that your product is in compliance with common performance standards gives you the confidence to showcase the quality of the product and compete favorably in the marketplace.
Common types of eyewear testing to ensure performance (as well as safety and compliance) include:
Frame and mechanical testing: This type of eyewear testing evaluates the durability, flexibility, and overall strength of the frame. It ensures that the eyewear can withstand wear and tear, resist deformation under various stressors, and maintain a comfortable fit for the user. For example, this type of testing measures the durability of hinges and the ability of the glasses to withstand bending.
Lens and optical testing: This process examines the quality and performance of the lenses, ensuring accurate vision correction, color accuracy, and minimal distortion. Tests include measuring light transmission, refractive properties, and resistance to scratches or abrasions.
Impact, radiation aging, and flammability testing: These tests assess the eyewear's ability to withstand damage through physical tests like drop tests and impact tests. Testing can also include an assessment of the product’s flammability and resistance to radiation and UV light. For example, radiation aging testing can ensure the frame’s color doesn’t fade and the lens remains stable after long term exposure to UV light. The goal is to ensure maximum safety and longevity of the product under various conditions.
Nickel release, corrosion, and chemical testing: These tests evaluate the eyewear's resistance to common irritants and corrosive substances. Nickel release testing ensures that the frames do not cause allergic reactions, while corrosion testing can verify the eyewear's resilience against sweat, cosmetics, and cleaning agents. Chemical testing assesses the amount of certain chemicals and other substances like lead contained in the product to ensure safety and compliance with international regulations governing the use of potentially-toxic substances in consumer products.
Increased safety, effectiveness, and quality of products are critical components in building a good reputation. Consumers expect the products they use to meet the highest safety and performance standards. By employing precautionary and risk-reducing measures like laboratory testing, your company wins consumer trust, earns loyalty, and ultimately increases sales and profitability.
The role of accredited laboratories in eyewear testing cannot be overstated. These specialized facilities bring forth a myriad of benefits, including unrivaled expertise, adherence to international standards, and the ability to provide trustworthy and reliable results. By entrusting your eyewear products to accredited laboratories, you ensure that they undergo rigorous testing processes, ultimately leading to enhanced performance, regulatory compliance, and customer satisfaction. For example, Hong Kong Laboratory Accreditation Scheme (HOKLAS) is a voluntary accreditation scheme that shows the laboratory complies with the highest international standards for product testing.
With a firm commitment to quality control and consumer safety, QIMA’s HOKLAS- and CNAS-accredited laboratories elevate the reputation of your brand, instilling confidence in your customers and setting you apart in a competitive market. Embrace the power of accredited laboratories, where precision and reliability converge to redefine the world of eyewear manufacturing.
Benefits of HOKLAS-Certified Eyewear Testing Labs – Learn more about how HOKLAS-certified eyewear testing labs give added protection to your eyewear.
Learn more about eyewear testing standards for a variety of product types:
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